74941252516 has 27 divisors (see below), whose sum is σ = 142024945251. Its totient is φ = 34584985344.

The previous prime is 74941252487. The next prime is 74941252651. The reversal of 74941252516 is 61525214947.

The square root of 74941252516 is 273754.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 246176100 + 74695076416 = 15690^2 + 273304^2 .

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7112340 + ... + 7122868.

Almost surely, 2^74941252516 is an apocalyptic number.

74941252516 is the 273754-th square number.

It is an amenable number.

74941252516 is a deficient number, since it is larger than the sum of its proper divisors (67083692735).

74941252516 is an equidigital number, since it uses as much as digits as its factorization.

74941252516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21088 (or 10544 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The spelling of 74941252516 in words is "seventy-four billion, nine hundred forty-one million, two hundred fifty-two thousand, five hundred sixteen".